About 146 results
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Quit wasting bandwidth by controlling Cisco routing protocol updates
It's becoming increasingly more important to manage network bandwidth, and admins need to guard against the inefficient use of both network bandwidth and a router's resources. In t...
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Cisco administration 101: Understanding Ethernet MAC addresses
While you're probably familiar with Ethernet MAC addresses, how much do you know about working with them in the Cisco IOS? In this edition of Cisco Routers and Switches, David Davi...
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Lock down Cisco switch port security
One way to boost network security is to use Cisco's Port Security feature to lock down switch ports. In this edition of Cisco Routers and Switches, David Davis introduces you to th...
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Get an introduction to Cisco Smartports macros
Cisco Smartports macros can speed up deployment while ensuring accuracy and consistency on your switch ports. A TechRepublic member recently asked David Davis to explain Smartports...
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Block access to a Web site using the Cisco IOS
A TechRepublic member recently e-mailed David Davis and asked him how to block a specific Web site using the Cisco IOS. In this edition of Cisco Routers and Switches, David Davis a...
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Cisco administration 101: An introduction to Mobile IP
Mobile IP is an IETF standard that provides seamless network access as a user travels from network to network. In this edition of Cisco Routers and Switches, David Davis introduces...
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Learn about your hardware with Cisco's show diag command
The Cisco IOS includes a few important show commands that every network administrator needs to know. In this edition of Cisco Routers and Switches, David Davis introduces one such ...
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Get to know the Cisco IOS show interfaces command
If you don't know what's really going on with the interfaces on your Cisco routers, then you likely don't know which changes you need to make. In this edition of Cisco Routers and ...
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Recover lost passwords using Cisco configuration registers
While Cisco configuration registers have several uses, admins use them most often to recover lost passwords. In this edition of Cisco Router and Switches, David Davis tells you wha...
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Cisco administration 101: Five interface commands you should know
Whether you're a seasoned admin or a newbie, it's always a good idea to review from time to time. When working with routers and switches, you usually don't have to configure an int...